Comparison between Dell Alienware AW2518HF vs Acer KG251QD

General Info
Model Number	Dell Alienware AW2518HF	Acer KG251QD

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2017	2018
Brand	Dell	Acer
Model Number	Alienware AW2518HF	KG251QD
Alias		KG251QDbmiipx
Display
Screen Size Class	25" (inches)	25" (inches)
Diagonal Size	24.5 in 62.2 cm 622.3 mm 2.04 ft	24.5 in 62.2 cm 622.3 mm 2.04 ft
Screen Width	21.41 in 54.4 cm 543.744 mm 1.78 ft	21.41 in 54.4 cm 543.744 mm 1.78 ft
Screen Height	11.91 in 30.3 cm 302.616 mm 0.99 ft	11.91 in 30.3 cm 302.616 mm 0.99 ft
Display Manufacturer	AU Optronics
Display Type	TN	TN
Display Bit Depth	8 bits (6 bits + FRC)	8 bits (6 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	1920 x 1080
Screen Pixel Pitch	0.283 mm	0.283 mm
Screen Pixel Density	89 ppi	89 ppi
Screen-to-Body Ratio	90.29 %	88.65 %
Backlight Source	W-LED	W-LED
NTSC 1953	72 %	72 %
Screen Brightness	400 cd/m²	400 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	50000000 : 1	100000000 : 1
Screen Horizontal Viewing Angle	170 °	170 °
Screen Vertical Viewing Angle	160 °	160 °
Display Minimum Response Time	1 ms	1 ms
Display Average Response Time	4 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.54 in 6.5 cm 64.6 mm 0.21 ft	2.2 in 5.6 cm 56 mm 0.18 ft
Case Weight	3.38 kg 7 lbs	3.7 kg 8 lbs
Case Width with Stand	21.88 in 55.6 cm 555.8 mm 1.82 ft	21.96 in 55.8 cm 557.89 mm 1.83 ft
Case Height with Stand	16.47 in 41.8 cm 418.4 mm 1.37 ft	16.92 in 43 cm 429.69 mm 1.41 ft
Case Depth with Stand	10.57 in 26.9 cm 268.6 mm 0.88 ft	8.48 in 21.5 cm 215.46 mm 0.71 ft
Case Weight with Stand	6.9 kg 15 lbs	4.2 kg 9 lbs
Case Color	Black, Silver	Black, Red
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.0 (charge - 5V/1.5A) 2 x HDMI 2.0 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 1 x USB 3.0 (upstream) 3 x USB 3.0 (downstream)	1 x DisplayPort 1.2 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x HDMI 2.0
Audio
Audio Speakers		2 x 2W
Features
Cool Features	AMD FreeSync technology Flicker-free technology	Flicker-free technology HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter
Extra Features	Security lock slot
Ergonomics
Case Width	21.88 in 55.6 cm 555.8 mm 1.82 ft	21.96 in 55.8 cm 557.89 mm 1.83 ft
Case Height	12.91 in 32.8 cm 327.9 mm 1.08 ft	13.1 in 33.3 cm 332.7 mm 1.09 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	No
Height Adjustment Range	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	90 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	20 °
Right Swivel	20 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	30 Hz - 240 Hz	48 Hz - 240 Hz
Horizontal Digital Frequency	30 kHz - 291 kHz	30 kHz - 255 kHz
Accessories
Extras	DisplayPort cable USB 3.0 upstream cable	DisplayPort cable
Certificates and Standards
Licenses		ENERGY STAR ErP TCO Certified Displays
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %
Internal Storage Temperature	-20 °C - 6 °C -4 °F - 42.8 °F
Internal Storage Humidity	5 % - 90 %
Max Operating Altitude	5000
Max Storage Altitude	12192

Dell Alienware AW2518HF

Acer KG251QD